CN105347300A - Methanol to hydrogen machine system with rapid cold boot - Google Patents
Methanol to hydrogen machine system with rapid cold boot Download PDFInfo
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Abstract
本发明提供了一种甲醇制氢机系统(1)，包括：燃料模块(2)，包括燃料储存装置和燃料输送装置；甲醇制氢模块(3)，包括用于处理燃料并制取氢气的燃料处理器(4)和用于提纯氢气的氢气提纯器(5)，甲醇制氢模块(3)与燃料模块连通且与客户端(6)连通；其特征在于：甲醇制氢机系统(1)还包括快速冷启动驱动单元(11)，其是用于加速甲醇制氢机系统(1)的冷启动的装置。本发明的另一方面提供了一种甲醇燃料电池系统，其中根据本发明所述的甲醇制氢机系统(1)中的快速冷启动驱动单元(11)被采用作为该甲醇燃料电池系统的冷启动驱动装置。
The invention provides a methanol hydrogen production machine system (1), comprising: a fuel module (2), including a fuel storage device and a fuel delivery device; a methanol hydrogen production module (3), including a fuel module (3) for processing fuel and producing hydrogen A fuel processor (4) and a hydrogen purifier (5) for purifying hydrogen, the methanol hydrogen production module (3) communicates with the fuel module and with the client (6); it is characterized in that: the methanol hydrogen production machine system (1 ) also includes a fast cold start drive unit (11), which is a device for accelerating the cold start of the methanol hydrogen generator system (1). Another aspect of the present invention provides a methanol fuel cell system, wherein the fast cold start drive unit (11) in the methanol hydrogen generator system (1) according to the present invention is adopted as the cold start of the methanol fuel cell system Start the drive.
Description
Technical field
The present invention relates to hydrogen preparation field, in particular to one quick cold start-up hydrogen from methyl alcohol machine system.
Background technology
Hydrogen Energy is the important directions of future source of energy development strategy, is also one of optimal energy, substantially builds consensus in the world.In all substances, hydrogen is the maximum gas of energy density, and when the coal of identical weight of burning, gasoline and hydrogen, the energy that hydrogen produces is maximum, and product of its burning only has water, does not produce any pollutent.Hydrogen reserves are large, and distribution is wide, and such as, containing the hydrogen of 11% in water, there is the hydrogen of 1.5% earth Rio, all contain hydrogen in oil, coal, Sweet natural gas, animal and plant body etc.
That is familiar with hydrogen energy source along with people popularizes, and world's hydrogen output rises year by year, and hydrogen production process mainly concentrates on water electrolysis hydrogen production and hydrogen making from oil, coal and Sweet natural gas.Wherein, water electrolysis hydrogen production will consume a large amount of electric energy, causes energy wastage.The technology adopting fossil energy or derivative (as methyl alcohol, ethanol, methane etc.) catalytically reforming hydrogen producing to be equipped with hydrogen purification device is rapidly developed, and aboundresources, cost is lower.
Fuel reforming hydrogen producing technology often needs first reforming catalyst temperature to be increased to suitable temp, and reformation scission reaction can occur.Electrically heated mode is used, as described in patent application CN201410622141.7 for reformation reaction chamber heats up in prior art.This mode scope of application is narrower, is usually only applicable to the environment of commercial power supply, and often start time longer, especially when this hydrogen generating system drive fuel cell time, usually can not cold start-up fast.For head it off, the present invention devises the hydrogen from methyl alcohol machine system with quick cold start-up and can the methanol fuel-cell system of cold start-up immediately.
Summary of the invention
Provide a kind of hydrogen from methyl alcohol machine system in one aspect of the invention, comprising: fuel module, comprise fuel storage device and fuel delivery means; Hydrogen manufacturing module, comprise for the treatment of fuel and the fuel processor of hydrogen making and the hydrogen purifier for purifying hydrogen of hydrogen, hydrogen manufacturing module is communicated with fuel module and is communicated with client terminal; Hydrogen from methyl alcohol machine system also comprises quick cold start-up driver element, and it is the device of the cold start-up for accelerating hydrogen from methyl alcohol machine system.
In a preferred embodiment, quick cold start-up driver element be not by electrically heated mode by fuel processor heat device.
In a preferred embodiment, described quick cold start-up driver element is hydrogen storage material assembly, it heats described fuel processor for storage of hydrogen with the burning hydrogen when described hydrogen from methyl alcohol machine system cold start-up, and provides hydrogen at the described client terminal start-up initial stage.
In a preferred embodiment, described hydrogen storage material assembly comprises hydrogen storage material, housing and hydrogen delivery valve.
In a preferred embodiment, described hydrogen storage material is liquid hydrogen storage material or solid-state hydrogen storage material.
In a preferred embodiment, described quick cold start-up driver element is hydrogen cylinder, and it heats described fuel processor for storage of hydrogen with the burning hydrogen when described hydrogen from methyl alcohol machine system cold start-up, and provides hydrogen at the described client terminal start-up initial stage.
In a preferred embodiment, described hydrogen cylinder is pressure hydrogen gas cylinder.
In a preferred embodiment, described hydrogen cylinder is High Pressure Hydrogen gas cylinder.
In a preferred embodiment, described hydrogen cylinder is equipped with a hydrogen gas compressor for its inflation.
In a preferred embodiment, described quick cold start-up driver element is the device heated by described fuel processor by methanol oxidation combustion system, comprises methyl alcohol combustioncatalysts assembly and methanol-air mixing tank.
In a preferred embodiment, described methyl alcohol combustioncatalysts assembly comprises methyl alcohol combustioncatalysts and support of the catalyst.
In a preferred embodiment, described methyl alcohol combustioncatalysts is platinum based catalyst.
In a preferred embodiment, described methyl alcohol combustioncatalysts is non-platinum based catalyst.
In a preferred embodiment, described support of the catalyst is made up of pottery.
In a preferred embodiment, described support of the catalyst is made up of the high temperature resistant material of non-ceramic.
In a preferred embodiment, described quick cold start-up driver element is the device adopting micro-size fuel treater to provide hydrogen-rich fuel.
In a preferred embodiment, described quick cold start-up driver element comprises micro-size fuel treater, well heater, insulation shell, methanol-water transfer line, hydrogen-rich gas transfer line and for the store battery for described heating installation power supply.
In a preferred embodiment, described quick cold start-up driver element adopts industrial waste heat to heat the device of described fuel processor.
In a preferred embodiment, described quick cold start-up driver element adopts higher than the industrial waste heat of 250 DEG C to heat the device of described fuel processor.
In a preferred embodiment, described industrial waste heat is gas used heat or fluid waste heat.
Provide a kind of methanol fuel-cell system in another aspect of this invention, the quick cold start-up driver element in wherein described according to a first aspect of the present invention hydrogen from methyl alcohol machine system is used the cold start-up drive unit as this methanol fuel-cell system.
By adopting the present invention, for the hydrogen from methyl alcohol machine system cold start-up of specified hydrogen output 5 cubic meters/hour, in this system, fuel processor material is aluminium alloy, weight is 28000g, specific heat is 0.897J/ (g.K), fuel ratio is water and methanol molar ratio 1.1:1, and fuel density is 0.8903g/cm3.As calculated, this fuel processor is warming up to 250 DEG C by 20 DEG C, and need absorb heat 5776680J; Be warming up to 250 DEG C by 25 DEG C, need absorb heat 5651100J.
Foregoing invention content is summary, and therefore inevitably comprises simplification to details, summary and omission; Therefore, those of ordinary skill in the art is only used to be described by understanding this summary, and not intended to be restricts by any way.By embodiment below, other aspects, features and advantages of these devices described here and/or method and/or other subject matters will become apparent.
Accompanying drawing explanation
By reference to the accompanying drawings, by description below and appended claim, above-mentioned and other features of the present invention will become more apparent.
Fig. 1 is the schematic diagram of the hydrogen from methyl alcohol machine system according to one embodiment of the invention.
Fig. 2 is the schematic diagram adopting hydrogen storage material assembly according to the quick cold start-up driver element of the hydrogen from methyl alcohol machine system of one embodiment of the invention.
Fig. 3 is the schematic diagram adopting hydrogen cylinder according to the quick cold start-up driver element of the hydrogen from methyl alcohol machine system of one embodiment of the invention.
Fig. 4 is the schematic diagram adopting methanol oxidation combustion system according to the quick cold start-up driver element of the hydrogen from methyl alcohol machine system of one embodiment of the invention.
Fig. 5 is the schematic diagram adopting micro-fuel processor according to the quick cold start-up driver element of the hydrogen from methyl alcohol machine system of one embodiment of the invention.
Fig. 6 is the schematic diagram adopting industrial waste heat according to the quick cold start-up driver element of the hydrogen from methyl alcohol machine system of one embodiment of the invention.
Fig. 7 is the structural representation of the micro-fuel processor in Fig. 5.
Embodiment
In embodiment hereafter, with reference to the accompanying drawing forming this specification sheets part.In the accompanying drawings, similar Reference numeral is often referred to for similar parts, unless pointed out separately in context.Illustrative examples described in embodiment, accompanying drawing and claims not intended to be limiting the present invention.When not departing from principle and the scope of subject matter shown herein, alternative embodiment can be adopted, also can revise embodiment and retrofit.Understandablely be, each aspect of the present invention illustrated in that roughly describe in this article and accompanying drawing can carry out arranging, replace, combine, break and abridging in wide in range configuration variation, all these arrangements, replace, combination, partition and abreviation all fall within scope of the present invention.
Provide a kind of hydrogen from methyl alcohol machine system of quick cold start-up in one embodiment of the invention, this system comprises fuel module, hydrogen from methyl alcohol module, fuel cell module and quick cold start-up driver element, and wherein hydrogen from methyl alcohol module comprises fuel processor and hydrogen purifier.This system prepares pure hydrogen based on the cracking reformation of low-temperature methanol low pressure and gas pressure-variable adsorption desorption separation principle.This system provides fuel by fuel module, input fuel processor, methanol aqueous solution catalytic pyrolysis is generated hydrogen-rich gas by fuel processor under certain temperature and pressure condition, and hydrogen-rich gas inputting hydrogen purifier continues to produce pure hydrogen, for client terminal continues uninterrupted hydrogen supply.Design quick cold start-up driver element to heat up with fast driving fuel processor, and be preferably client terminal hydrogen supply in time.
As shown in Figure 1, provide a kind of hydrogen from methyl alcohol machine system 1 in one aspect of the invention, comprising: fuel module 2, comprise fuel storage device and fuel delivery means; Hydrogen from methyl alcohol module 3, comprise for the treatment of fuel and the fuel processor 4 of hydrogen making and the hydrogen purifier 5 for purifying hydrogen of hydrogen, described hydrogen from methyl alcohol module 4 is communicated with described fuel module and is communicated with client terminal 6; Described hydrogen from methyl alcohol machine system 1 also comprises quick cold start-up driver element 11, and it is the device of the cold start-up for accelerating described hydrogen from methyl alcohol machine system 1.
Fuel module 2 inside is filled with methanol-water mixed solution as fuel, comprises fuel storage device and fuel delivery means.In this embodiment, fuel storage device is fuel container, and fuel delivery means comprises fuel pump deliver line and petrolift.Fuel container and fuel pump deliver line adopt methanol tolerance corrosion material, as the material such as stainless steel 304, Stainless steel 316; Different flow scope selected according to demand by petrolift.
Hydrogen from methyl alcohol module 3 comprises fuel processor 4 and hydrogen purifier 5.Wherein fuel processor 4 such as can adopt the pattern described in patent of invention CN201010580669.4 of the applicant, namely comprises: a vaporization mixing section, for fuel vaporization with mix; A fuel reforming room, for the reformation of fuel to generate the reaction product containing hydrogen and impurity; A cooling chamber, declines for making the temperature of reaction product; And a hydrogen trash chamber, for removing the impurity generated in fuel reforming, wherein contain catalyzer in fuel reforming room and hydrogen trash chamber, and mixing section of vaporizing, fuel reforming room, cooling chamber and hydrogen trash chamber are sequentially connected in series, described fuel processor is equipped with the heat exchange chamber corresponding to vaporization mixing section, reforming reaction room, cooling chamber or hydrogen trash chamber and arrange, and the temperature of fuel reforming room and hydrogen trash chamber can be controlled respectively below 220-290 DEG C and 240 DEG C.Hydrogen purifier 5 such as can adopt patent of invention CN201410302126.4 and the pattern described in CN201410543516.0 of the applicant, namely the gas purifying device of pressure-variable adsorption principle is utilized, this PSA Gas purifier has the features such as structure-integrated, miniaturization, and operating pressure is lower, under the operating pressure of only 550kPa, get final product the hydrogen of output more than 99.999% purity, comprise hydrogen purification air-bed, the upper and lower linker of air-bed and the by-pass valve control and control flow with unique design.
Client terminal 6 can be the client terminal of various use hydrogen, comprises hydrogen fuel cell, as the water-cooled Proton Exchange Membrane Fuel Cells described in the patent of invention CN201410543495.2 of employing the applicant, or adopts the hydrogen fuel cell of other types; Also can be the Client applications such as medical, industrial, research and development hydrogen.
Quick cold start-up driver element (11) can have following several preferred embodiment:
Preferred version one: as shown in Figure 2, this quick cold start-up driver element 11 adopts hydrogen storage material assembly 7 to carry out storage of hydrogen (pure hydrogen), for the heating by ignition when system 1 cold start-up of hydrogen from methyl alcohol machine with provide enough hydrogen at the client terminal start-up initial stage, this hydrogen storage material assembly comprises hydrogen storage material and high temperature high voltage resistant housing and hydrogen delivery valve.Wherein hydrogen storage material can have multiple, according to the storing state of hydrogen, can be liquid hydrogen storage material, high-pressure gaseous hydrogen storage material and solid-state hydrogen storage material.Hydrogen stored by it can be produced according to hydrogen from methyl alcohol machine of the present invention, can also come from other alternative (such as High Pressure Hydrogen bottle).
Preferred version two: as shown in Figure 3, this quick cold start-up driver element 11 adopts hydrogen cylinder 8, is used for storage of hydrogen, and this hydrogen cylinder can be High Pressure Hydrogen gas cylinder, also can be pressure hydrogen gas cylinder.This hydrogen gas compressor can designed, designed, also can directly buy.Need configuration hydrogen gas compressor for its inflation when adopting High Pressure Hydrogen gas cylinder.Hydrogen stored by this hydrogen cylinder can be that hydrogen from methyl alcohol mechanism of the present invention is standby, can also be the hydrogen of other sources of hydrogen.
Above-mentioned preferred version one and preferred version two can be used for the application of producing hydrogen after needs start immediately, such as hydrogen fuel cell.
Preferred version three: as shown in Figure 4, this quick cold start-up driver element 11 adopts methanol oxidation combustion system, and which needs a methyl alcohol combustioncatalysts assembly 9 as shown in Figure 4, and a methanol-air mixing tank 10.Wherein methyl alcohol combustioncatalysts assembly 9 is made up of methyl alcohol combustioncatalysts and support of the catalyst, this catalyzer can be platinum based catalyst, also can be non-platinum based catalyst (such as nickel, chromium etc.), support of the catalyst can be ceramic, also can be the high temperature resistant material of other non-ceramic.Which is methyl alcohol by passing into certain volume ratio simultaneously and air, under catalyst action, thermopositive reaction occurs, for fuel processor provides heat to heat up.
Preferred version four: as shown in Figure 5, this quick cold start-up driver element 11 adopts micro-size fuel treater 12, be used for as methanol fuel-cell system cold start-up provides intensification hydrogen-rich fuel, this micro-size fuel treater 12 can adopt the mode described in the patent of invention CN201010580669.4 of the applicant to make, specifically comprise as shown in Figure 7: micro-size fuel treater and well heater, insulation shell and methanol-water transfer line and hydrogen-rich gas transfer line, also need a store battery to be heating installation power supply in addition.In this micro-size fuel treater and methanol fuel cell, fuel processor can be fixed together as required, also can be push-in, is convenient to dismounting and transport.
Preferred version five: as shown in Figure 6, this quick cold start-up driver element 11 adopts higher than 250 DEG C of industrial waste heats as the thermal source heated to fuel processor 4, and industrial waste heat can be the removable thermals source such as gas used heat, fluid waste heat.The program can be used for for hydrogen from methyl alcohol machine 1 fast cold start-up reaction institute heat requirement is provided, can be used for for fuel processor 4 long-term heat preservation provides heat, also can be used for in hydrogen from methyl alcohol machine 1 operational process for fuel processor 4 provides additional heat.
Provide a kind of methanol fuel-cell system in another aspect of this invention, the quick cold start-up driver element 11 in wherein described according to a first aspect of the present invention hydrogen from methyl alcohol machine system is used the cold start-up drive unit as this methanol fuel-cell system.
Embodiment one
In a preferred embodiment, using metal hydrogen storage material assembly as cold start-up driver element, as calculated, meet fuel processor in hydrogen from methyl alcohol machine system and be warming up to the heat of 250 DEG C of needs by 20 DEG C, the hydrogen of 20.3mol need be consumed, namely need the hydrogen consuming 40.6g, if with the hydrogen flowing quantity combustion heat supplying of 1.4g/min, then only need the time of 30 minutes can be heated to 250 DEG C.If taking client terminal as pile power 6kW fuel cell is example, then from pile start instantaneously to hydrogen from methyl alcohol machine can hydrogen supply, in full power, pile need consume hydrogen 3.1mol/min, start to hydrogen from methyl alcohol machine hydrogen supply, 113.3mol hydrogen can be needed altogether from the hydrogen from methyl alcohol machine system connecting pile.This embodiment selects metal hydride hydrogen-storing device HYM-100S/A (purchased from Whole Win (Beijing) Materials Sci.& Tech. Co., Ltd.), and its hydrogen-storage amount is not less than 125mol, and cycle charge discharge hydrogen still can satisfy the demands for 3000 times afterwards.Volume is only
weight is less than 5kg.First use is filled with hydrogen by hydrogen-pressure compression apparatus from the external world, can make pure hydrogen by oneself be afterwards full of by metal hydride hydrogen-storing device before system closedown with hydrogen from methyl alcohol machine.This embodiment adds small volume, is easy to carry, and is applicable to various scene.
Embodiment two
In a further advantageous embodiment, using High Pressure Hydrogen gas cylinder as cold start-up driver element, as calculated and test, meet fuel processor in hydrogen from methyl alcohol machine system and be warming up to the heat of 250 DEG C of needs by 20 DEG C, the hydrogen of 20.3mol need be consumed, namely need the hydrogen consuming 40.6g, if with the hydrogen flowing quantity combustion heat supplying of 1.4g/min, then only need the time of 30 minutes can be heated to 250 DEG C.If taking client terminal as pile power 6kW fuel cell is example, then from pile start instantaneously to hydrogen from methyl alcohol machine can hydrogen supply, in full power, pile need consume hydrogen 3.1mol/min, start to hydrogen from methyl alcohol machine hydrogen supply, 113.3mol hydrogen can be needed altogether from the hydrogen from methyl alcohol machine system connecting pile.To be compressed to the hydrogen cylinder storage hydrogen of 15MPa, then only need can meet hydrogen demand with a container less than 20L.Separately need to join one can complete hydrogen cylinder inflation at the hydrogen gas compressor that Beijing Hai Delisen Science and Technology Ltd. is customized, first use is filled with hydrogen by hydrogen-pressure compression apparatus from the external world, can make pure hydrogen by oneself be afterwards full of by hydrogen cylinder before system closedown with hydrogen from methyl alcohol machine.This embodiment additional hydrogen bottle small volume, for ease of carrying, be applicable to various scene, and 20L hydrogen cylinder has mark product in a lot of gas cylinder producer, can directly buy.
Embodiment three
In a further advantageous embodiment, quick cold start-up driver element adopts in the mode of methanol oxidation burning as fuel processor heats, methanol oxidation burning is a high thermopositive reaction, i.e. H (t=25 DEG C)=726.5kJ/mol, as calculated, by which be fuel processor heat up, need the pure methyl alcohol of 320ml altogether.For the ignition on Pt is catalyst based of pure methyl alcohol, the methanol oxidation combustion device having Pt catalyst based load is placed in bottom fuel processor, little as far as possible for ensureing the fuel processor each position temperature difference, this device is passed into the speed of methanol flow 15ml/min, pass into the air of excess air factor 300% simultaneously, namely pass into the air of 140L/min simultaneously, the two is through mixing, methyl alcohol is catalyticcombustion heat release on combustioncatalysts, need within 21 minutes, to complete fuel processor altogether and be warming up to 250 DEG C by 25 DEG C, hydrogen making machine is no more than 10 minutes by heat is standby to producing hydrogen at full capacity, then hydrogen from methyl alcohol machine system is no more than 31 minutes by 25 DEG C of cold start-ups to producing hydrogen at full capacity.The program is simple to operate, and the cold start-up time is shorter, is applicable to various Working environment.
Embodiment four
In a further advantageous embodiment, using micro-fuel processor as cold start-up driver element, design according to structure diagram shown in Fig. 7, this micro-fuel processor take aluminium alloy as cylinder block material, weight 500g, as calculated, himself is warming up to 250 DEG C by 20 DEG C, need be absorbed heat 103155J heat, by 500W heater heats, needs to be heated to 250 DEG C in 3.5 minutes.If this micro-fuel processor methanol recapitalization lysis efficiency is not less than 80%, then fuel processor in hydrogen from methyl alcohol machine system can be warming up to 250 DEG C by 20 DEG C by the fuel pumping at most 16.5ml/min in 30 minutes.The standby startup of hydrogen from methyl alcohol machine system heat is no more than 10 minutes to producing hydrogen at full capacity, and apply micro-fuel processor and open driver element as cold, under 20 DEG C of envrionment conditionss, cold start-up total time is no more than 43.5 minutes.This micro-fuel processor cumulative volume is no more than 2 liters, and its life-span is identical with hydrogen from methyl alcohol machine system of the present invention.The program is applicable to various occasion, especially without the place of civil power access, and installs and uses simple to operation.And directly use site fuel to make combustion of hydrogen heat-dissipating, the risk that minimizing transport fuel gas or liquid bring.
Embodiment five
In a further advantageous embodiment, it is that fuel processor heats that quick cold start-up driver element adopts with industrial waste heat, by a heat pump, industrial waste heat that is liquid or gaseous state is pumped into fuel processor intensification cavity.With the SO of 550 DEG C
2industrial waste heat is example, SO
2specific heat capacity is 0.62J/ (g. DEG C), as calculated, fuel processor is warming up to 250 DEG C by 20 DEG C, needs the gas SO of 30kg altogether
2flow through, with 1kg/min under meter, need altogether within 30 minutes, to realize the cold start-up of hydrogen from methyl alcohol machine, startup can also be completed by shorter time.The program also can utilize industrial waste heat to be for a long time fuel processor insulation, to realize OnNow, and can directly utilize industrial waste heat to provide energy, voluminous pure hydrogen as much as possible for fuel reforming in operational process, reduces useless hydrogen, improves system efficiency.The program is applicable to the working space with a large amount of industrial waste heat.
Comparative example one
This comparative example is using store battery as cold start-up driver element, for fuel processor configuration 1800W well heater in hydrogen from methyl alcohol machine, as calculated and test, fuel processor is warming up to 250 DEG C by 20 DEG C, need 54 minutes, the standby startup of hydrogen from methyl alcohol machine system heat is no more than 10 minutes to producing hydrogen at full capacity, then the cold start-up of hydrogen from methyl alcohol machine system is to producing hydrogen nearly 64 minutes at full capacity, and needs configuration to be not less than the store battery of 1.7kWh.Comparatively speaking, the program is longer for start time, and needs repeatedly to charge a battery, more loaded down with trivial details, and application place is limited.
Comparative example two
This comparative example is directly to access civil power as cold start-up driver element, with comparative example one, for fuel processor configuration 1800W well heater in hydrogen from methyl alcohol machine, as calculated and test, fuel processor is warming up to 250 DEG C by 20 DEG C, needs 54 minutes, the standby startup of hydrogen from methyl alcohol machine system heat is no more than 10 minutes to producing hydrogen at full capacity, then the cold start-up of hydrogen from methyl alcohol machine system is to producing hydrogen nearly 64 minutes at full capacity, and needs the electricity consuming 1.7kWh.Although program method is simple, convenient operation, be only applicable to the place being convenient to access civil power, and start time is longer.
Those having ordinary skill in the art will appreciate that, usually, the term used in the description and in detail in the claims wishes to be regarded as " open " term usually, term " has " and should be interpreted as " at least having ", and term " comprises " and should be interpreted as " including but not limited to " etc.Unless otherwise prescribed, term " connection ", " being connected " should be construed broadly, and can be that to be directly connected also can be indirectly be connected, those of ordinary skill in the art can understand the concrete meaning of above-mentioned term as the case may be.
Although illustrate with reference to specific embodiment of the invention scheme and describe the present invention, but those having ordinary skill in the art will appreciate that, when without departing from the spirit and scope of the present invention, the above and other change in form and details can be carried out in a particular embodiment, include but not limited to interpolation, minimizing or modified elements or substitute with equivalent.
Claims (10)
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| CN108808035B (en) * | 2018-06-29 | 2023-12-15 | 张家港氢云新能源研究院有限公司 | Power system of fuel cell automobile capable of being cold started at ultralow temperature below-40 DEG C |
| CN111188701A (en) * | 2018-11-15 | 2020-05-22 | 杭州醇电科技有限公司 | Methanol fuel power assembly system |
| CN111336038A (en) * | 2018-12-18 | 2020-06-26 | 杭州醇电科技有限公司 | Low-temperature cold start method for methanol engine |
| CN114112410A (en) * | 2021-11-17 | 2022-03-01 | 北京交通大学 | Rapid heating and boosting device in low-temperature cold start environment |
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